Question

simplify. assume j is greater than or equal to zero. sqrt{9j^8}

Explanation:

Step1: Rewrite radicand as perfect square

$\sqrt{(8j^8)^2}$

Step2: Simplify square root

Since $j\geq0$, $8j^8$ is non-negative, so $\sqrt{(8j^8)^2}=8j^8$

Answer:

$8j^8$